By A Mystery Man Writer
History of the Mason-Dixon Line / Rising Sun, Maryland
On 250th Anniversary: Mason Dixon Line Talk Examines the Story of the Boundary - Window on Cecil County's Past
Cincinnati Magazine - May 2023 Edition by Cincinnati Magazine - Issuu
Plymouth Memories Of an Octogenarian
May 25, 1738 Mason Dixon Line – Historical Easter Eggs – Today in History
Mason-Dixon Lines - Commonplace
AP* U.S. History Study Guide and Review - mrssciorilli
1967 Proceedings - Grand Lodge of Missouri by Missouri Freemasons - Issuu
History of the Mason-Dixon Line / Rising Sun, Maryland
On This Day - Pauline Park